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參數(shù)資料
| 型號： | DS2423P |
| 元件分類： | 通用總線功能 |
| 英文描述： | 4kbit 1-Wire RAM with Counter |
| 中文描述： | 4kbit的1 - Wire與反內(nèi)存 |
| 文件頁數(shù)： | 9/25頁 |
| 文件大小： | 331K |
| 代理商： | DS2423P |
DS2423
9 of 25
MEMORY FUNCTION FLOW CHART
Figure 7
Master TX Memory
Function Command
0FH
Write
Scratchpad
DS2423 sets Scratch-
pad Offset = (T4:T0)
and Clears (PF, AA)
Master TX Data Byte
to Scratchpad Offset
DS2423 sets (E4:E0)
= Scratchpad Offset
Master
TX Reset
Scratch-
pad Offset =
11111b
Master RX CRC16 of
Command, Address, Data
DS2423 Incre-
ments Scratch-
pad Offset
Master RX "1"s
Master
TX Reset
Master
TX Reset
Partial
Byte Written
PF = 1
AAH
Read
Scratchpad
Master RX Ending
Offset with Data
Status (E/S)
Master
TX Reset
Scratch-
pad Offset =
11111b
DS2423 Incre-
ments Scratch-
pad Offset
Master RX "1"s
DS2423 sets Scratch-
pad Offset = (T4:T0)
Master RX Data Byte
from Scratchpad Offset
From ROM Functions
Flow Chart (Figure 9)
To ROM Functions
Flow Chart (Figure 9)
N
Y
N
Y
N
Y
N
Y
N
Y
N
Y
Y
N
Y
N
Y
Master TX
TA1 (T7:T0)
Master TX
TA2 (T15:T8)
Master RX
TA1 (T7:T0)
Master RX
TA2 (T15:T8)
To Figure 7
2
Part
N
From Figure 7
2
Part
1) To be transmitted or received at Overdrive speed if OD = 1.
2) Reset Pulse to be transmitted at Overdrive speed if OD = 1.
Reset Pulse to be transmitted at normal speed if OD = 0 or if
the DS2423 is to be reset from Overdrive speed to regular
speed.
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
2)
2)
2)
2)
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| DS2423P/R | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:4kbit 1-Wire RAM with Counter |
| DS2423P/T | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:4kbit 1-Wire RAM with Counter |
| DS2423P/T&R | 功能描述:靜態(tài)隨機存取存儲器 RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| DS2423P+ | 功能描述:靜態(tài)隨機存取存儲器 RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| DS2423P+T&R | 制造商:Rochester Electronics LLC 功能描述: 制造商:DSC 功能描述: |
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